An environmental factor is any element of the environment that can influence the body at least during one of the phases of its individual development. Environmental factors are very diverse, both in nature and in their effects on the body. Conventionally, all environmental factors are divided into three main groups abiotic, biotic and anthropogenic. The environmental factor is the cause, the driving force that determines the vital activity of living organisms, affect the number and geographical distribution of animals, plants and other species of living.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.